National Oilwell Varco TDS-11SA Top Drive Service Manual (SM00856) – PDF

Description

National Oilwell Varco TDS-11SA Top Drive Service Manual (SM00856) – PDF DOWNLOAD

Description

This is the complete, factory-issued service manual for the National Oilwell Varco TDS-11SA Top Drive System, Publication No. SM00856 (Revision B). At 236 pages, this manual is the primary OEM technical reference used worldwide by drilling contractors, rig mechanics, top drive specialists, and NOV-trained engineers.

It provides full procedures for installation, commissioning, inspection, lubrication, hydraulic tuning, electrical adjustments, troubleshooting, and repair of all TDS-11SA equipment. The manual also includes the PH-75 and PH-50 Pipehandler service chapters, complete with disassembly, NDE inspection, wear criteria, and operational notes.

A major highlight is the full TDS-11SA hydraulic system schematic (Chapter 9), covering every circuit—pumps, counterbalance, emergency brake, shot pin, link tilt, and HPU functionality—along with accumulator precharge values and all test port procedures.

The manual also provides the official TDS-11SA lubrication guide (Chapter 3), including gearbox oil types (AGMA/ISO), hydraulic fluid specification, lubrication intervals, and motor greasing instructions.

This is the most complete, authoritative, and technician-focused guide for the NOV TDS-11SA Top Drive System.

📑 Full Table of Contents 

1. General Information

• Safety Requirements (Electrical, Hydraulic, Pneumatic)

• Personnel Training Requirements

• Lifting Points & Safety Wiring

• Basic Operating Concepts (Drilling Ahead, Backreaming)

• Consumables Part Numbers

2. Specifications

• Size Specifications & Dimensions

• General Specifications (800 HP, 500-ton)

• Typical Mast Interface

• Performance Curve (Torque vs. RPM)

3. Lubrication

• Transmission & Gearbox (Oil Selection, Lube Schedule)

• Hydraulic System (Fluid Selection, Lube Requirements)

• Motor Greasing (Grease Type, Interval Chart)

• General Lubrication Points

4. Installation, Commissioning & Decommissioning

• Pre-Installation Preparations

• Installing Guide Beam, Tiebacks, Control House

• Hoisting & Attaching the Top Drive

• Commissioning (Hydraulic, Electrical, Mechanical)

• Link Tilt Adjustment

• Making Up / Breaking Out Saver Sub & IBOPs

• Decommissioning & Long-Term Storage Procedures

5. Guide Beams & Carriage

• Inspection Schedules (Crown Padeye, Hang-off Link, Tiebacks)

• Carriage Inspection (Rollers, Bogies, Detent Pins)

6. Motor Housing & Transmission

• Daily / Weekly / Monthly / Annual Inspection Schedules

• Internal Lubrication Flow Inspection

• Encoder Adjustment

• Gearbox Lube Pump Assembly

• Gear Backlash Inspection

• Inspecting S-Pipe, Washpipe, Mainshaft

• NDE Methods (MPI, UT, Visual)

7. PH-75 Pipehandler

• Inspection Schedule

• Elevator Links (Disassembly, Wear Charts, Inspection)

• Link Tilt Assembly

• Torque Wrench Components (Clamp Cylinder, IBOP Actuator)

• Well Control System (Tool Joint Locks, IBOP Valves)

• Rotating Link Adapter / Load Stem

8. PH-50 Pipehandler

• Inspection Schedule

• Elevator Links (Disassembly, Wear Charts, Inspection)

• Link Tilt

• Torque Wrench Assembly (Clamp Cylinder, IBOP Actuator)

• Well Control System (Locks & Valves)

• Rotating Link Adapter / Load Stem

9. Hydraulic System

• Complete TDS-11SA Hydraulic System Diagram

• Hydraulic System Inspection Schedule

• Using Diagnostic Test Ports

• Accumulator Precharge Procedure

• Setting up Circuits (Pumps, Counterbalance, Brakes, Shot Pin, etc.)

• Troubleshooting Hydraulic Issues (HPU, Brakes, Link Tilt, Rotation)

• Hydraulic Schematic Symbol Reference

📄 File Details